Calcareous

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Calcareous \Cal*ca"re*ous\, a. [L. calcarius pertaining to lime.
     See {Calx}.]
     Partaking of the nature of calcite or calcium carbonate;
     consisting of, or containing, calcium carbonate or carbonate
     of lime.
     [1913 Webster]


  
     {Calcareous spar}. See as {Calcite}.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  calcareous
       adj : composed of or containing or resembling calcium carbonate or
             calcite or chalk [syn: {chalky}]